CLAS Physics Database

Measurement E1M478

Experiment: E93-006 CLAS experiment
Year: 2003
Spokespersons: V. D. Burkert, M. Ripani
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 0.5 — 0.8 GeV2
W: 1.675 — 1.7 GeV
x: 0.2444 — 0.2524
Publication:
M. Ripani, V. D. Burkert, V. I. Mokeev, M. Battaglieri, R. De Vita, E. Golovach, V. Tauti, and CLAS Collaboration Measurement of ep->e'p pi+pi- and Baryon Resonance Analysis // Phys. Rev. Let. 91, 022002 (2003)

Measurement data
θ(π) dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 24.715528 2.252058
27.0 20.635452 1.1823689
45.0 18.809361 1.0350925
63.0 15.262602 0.90492934
81.0 14.329371 1.2238255
98.99999 11.763567 0.8834148
117.0 10.613982 0.71376562
135.0 12.086215 0.93092871
153.0 14.574618 1.4582479
171.0 14.20251 1.7875274